Assignment Directions:

1. Research and find a food chain with FOUR organisms in it.

2. Create a model of the food chain showing how energy is transferred between the organisms AND the environment in your food web.

3. Fill in the chart with information about how much energy is at trophic level. Assume the producers receive 100,000 Calories from the Sun.

4. Fill in the energy/biomass pyramid to show which organisms have the most and least energy and biomass.